4
QuizMultiple Choice

Law of Cosines

Question 4 • IC Pre-Cal - Deering

On a map, the North Carolina cities of Raleigh, Durham, and Chapel Hill form a triangle, as shown below. What are the approximate values of the missing measures on the map?

Question illustration
Answer
A
r similar to 23 degree, c similar to 55 degree, x similar to 10 mi.
Option A
B
r similar to 55 degree, c similar to 23 degree, x similar to 10 mi.
Option B
C
r similar to 21 degree, c similar to 57 degree, x similar to 22 mi.
Option C
D
r similar to 57 degree, c similar to 21 degree, x similar to 22 mi.
Option D
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